Head to head
1
Hard
2
1
Clay
1
Cassio Motta's wins on the left · Mel Purcell's on the right · bar lengths share one scale
All meetings (5)
| 1987 | Rome | Clay | R64 | Cassio Motta | 6-2 4-6 6-0 |
| 1984 | Vienna | Hard | R32 | Mel Purcell | 6-4 1-6 6-0 |
| 1983 | Cologne | Hard | R32 | Cassio Motta | 7-5 6-3 |
| 1983 | Indianapolis | Clay | R32 | Mel Purcell | 3-6 6-2 6-4 |
| 1982 | US Open | Hard | R128 | Mel Purcell | 6-3 1-6 6-1 7-6 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.